---
# Copyright 2016, Logan Vig <logan2211@gmail.com>
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

- name: test proxy URL for connectivity
  uri:
    url: "{{ repo_pkg_cache_url }}/acng-report.html"
    method: "HEAD"
    timeout: 3
  register: proxy_check
  failed_when: false
  tags:
    - common-proxy

- name: Add apt package manager proxy
  copy:
    content: 'Acquire::http { Proxy "{{ repo_pkg_cache_url }}"; };'
    dest: "/etc/apt/apt.conf.d/00apt-cacher-proxy"
  register: _apt_proxy_added
  when:
    - repo_pkg_cache_enabled | bool
    - proxy_check.status == 200
    - ansible_os_family == 'Debian'
  tags:
    - common-proxy

- name: Remove apt package manager proxy
  file:
    dest: "/etc/apt/apt.conf.d/00apt-cacher-proxy"
    state: "absent"
  register: _apt_proxy_removed
  when:
    - repo_pkg_cache_enabled | bool
    - proxy_check.status != 200
    - ansible_os_family == 'Debian'
  tags:
    - common-proxy

- name: Update apt when proxy is added/removed
  apt:
    update_cache: yes
  retries: 5
  delay: 2
  when:
    - (_apt_proxy_added is mapping and _apt_proxy_added | changed) or
      (_apt_proxy_removed is mapping and _apt_proxy_removed | changed)
  tags:
    - common-proxy

# NOTE(mhayden): We always deploy the proxy configuration for yum on CentOS
# even if dnf is present.
- name: Deploy yum package manager proxy
  lineinfile:
    line: 'proxy={{ repo_pkg_cache_url }}'
    dest: "/etc/yum.conf"
    state: "{{ (proxy_check.status == 200) | ternary('present', 'absent') }}"
  when:
    - ansible_os_family == 'RedHat'
    - repo_pkg_cache_enabled | bool
  tags:
    - common-proxy

# NOTE(mhayden): If dnf and yum are installed on CentOS, we need to configure
# a proxy for dnf as well.
- name: Deploy dnf package manager proxy
  lineinfile:
    line: 'proxy={{ repo_pkg_cache_url }}'
    dest: "/etc/dnf/dnf.conf"
    state: "{{ (proxy_check.status == 200) | ternary('present', 'absent') }}"
  when:
    - ansible_os_family == 'RedHat'
    - ansible_pkg_mgr == 'dnf'
    - repo_pkg_cache_enabled | bool
  tags:
    - common-proxy
